cyma definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
noun pl. cymae
Archit. a molding of a cornice, whose profile is a line partly convex and partly concave
Origin: Modern Latin ; from Classical Greek kyma: see cyme
cyma definition by American Heritage Dictionary
Either of two moldings, cyma recta or cyma reversa, having an undulating or S-shaped profile, used especially in classical architecture. Also called cymatium.
Origin: New Latin cȳma, from Greek kūma, wave, cyma, from kuein, to swell; see keuə- in Indo-European roots.
top: cyma recta
bottom: cyma reversa